MAT22 Material and Property Settings

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

Hello, 

 

I'm using the MAT22 material for dynamic calculation with accelerations up to 16g. I'm getting a weird stress plot:

<?xml version="1.0" encoding="UTF-8"?>image.thumb.png.a40400aa365e8381d27c2f847a21f81e.png

 

The energy error is increasing at once:

<?xml version="1.0" encoding="UTF-8"?>image.thumb.png.4e3a9c4cbb70c7afb727293e5b4c5068.png

I'm using the settings as follows:

image.png.564e70b23761a8768f1b443d50575b51.pngimage.png.c7e2ceaabc7096779b00f5355f0ef5f5.png

 

The error only occurs in parts where plasticity is reached.

 

Thank you for any advise, best regards

<?xml version="1.0" encoding="UTF-8"?>image.png

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